National Museum of Nuclear Science & History
James Roberts was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
M. E. Gregson worked for the Roane-Anderson Company.
John W. Dulin served as a 2nd lieutenant in the 393rd Bombardment Squadron. He was the navigator regularly assigned to the B-29 Strange Cargo.
J. M. French worked for the Tennessee Eastman Corporation at the Y-12 Plant.